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Keywords from Image Description:
A history of North American birds . PLATE VII JA Parus atricapillas Linn cf Tork ' var sepUjntrionalis Harris Mission Valley ' var occldentalis Baird Washingtoa Territory carolinensis Aud ' montanus Gamhel Nevada riifescens Tcnms Pacific coast Pnrua hudsouicus Forst Scotia PsaUriparus melnnotis Son Mexico minimus